CN103959566A - Heat shrinkable tube mount method and heat shrinkable tube mounting jig - Google Patents
Heat shrinkable tube mount method and heat shrinkable tube mounting jig Download PDFInfo
- Publication number
- CN103959566A CN103959566A CN201280058916.1A CN201280058916A CN103959566A CN 103959566 A CN103959566 A CN 103959566A CN 201280058916 A CN201280058916 A CN 201280058916A CN 103959566 A CN103959566 A CN 103959566A
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- Prior art keywords
- terminal
- shrinkable tube
- heat
- lower frame
- upper ledge
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R43/00—Apparatus or processes specially adapted for manufacturing, assembling, maintaining, or repairing of line connectors or current collectors or for joining electric conductors
- H01R43/005—Apparatus or processes specially adapted for manufacturing, assembling, maintaining, or repairing of line connectors or current collectors or for joining electric conductors for making dustproof, splashproof, drip-proof, waterproof, or flameproof connection, coupling, or casing
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
- H01R13/46—Bases; Cases
- H01R13/52—Dustproof, splashproof, drip-proof, waterproof, or flameproof cases
- H01R13/5216—Dustproof, splashproof, drip-proof, waterproof, or flameproof cases characterised by the sealing material, e.g. gels or resins
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R4/00—Electrically-conductive connections between two or more conductive members in direct contact, i.e. touching one another; Means for effecting or maintaining such contact; Electrically-conductive connections having two or more spaced connecting locations for conductors and using contact members penetrating insulation
- H01R4/70—Insulation of connections
- H01R4/72—Insulation of connections using a heat shrinking insulating sleeve
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T29/00—Metal working
- Y10T29/53—Means to assemble or disassemble
- Y10T29/53126—Means to place sheath on running-length core
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- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Chemical & Material Sciences (AREA)
- Dispersion Chemistry (AREA)
- Connections Effected By Soldering, Adhesion, Or Permanent Deformation (AREA)
- Cable Accessories (AREA)
- Manufacturing Of Electrical Connectors (AREA)
Abstract
A heat shrinkable tube mount method that enables reliable fixing of a heat shrinkable tube without leakage of an adhesive is provided. A heat shrinkable tube mount method includes fitting a terminal (23) of a terminal-equipped electric wire (21) to a terminal fit recess (49) of a lower frame (15); sheathing a core wire crimp section of the terminal (23) with a heat shrinkable tube (27) containing therein an adhesive and bringing a tube end (55) into contact with a dam wall (53); covering the terminal fit recess (49) with the upper frame (17) to restrict movement of the terminal (23); pinching a portion (61) of the heat shrinkable tube (27) between a tube fixing claw (59) and the terminal (23) when the upper frame (17) covers the terminal fit recess (49); and pinching the lower and upper frames (15, 17) by a clamp lever (19).
Description
Technical field
The present invention relates to a kind of heat-shrinkable tube installation method with terminal wires and heat-shrinkable tube sectional fixture that is crimped into the heart yearn pressure contact portion of terminal for heat-shrinkable tube being installed to heart yearn.
Background technology
For example, when the earth terminal that is crimped onto electric wire being connected to when exposing the body of a motor car in the region in water, water enters in electric wire from being crimped onto the exposed portion of the heart yearn of earth terminal sometimes, thereby enters device or the equipment of the other end that is connected to electric wire.For anti-sealing enters via such route, conventionally the die sections of terminal is carried out to water-proofing treatment (for example,, referring to patent documentation 1).
Incidentally, for example, the fixture that is secured to fixture shank 501 503 shown in Figure 10 is for the waterproof of the die sections such as terminal.Fixture 503 forms by punching press and crooked piece of metal plate, and has upside grip part 505 and downside grip part 507.One end of one end of upside grip part 505 and downside grip part is free end.Thereby it is crooked and towards another follow-up bending of the tip of fixture and present the tip place that the pipe press section 509 of the side geometry of L shape is roughly arranged on downside grip part 507 to have about 90 degree towards upside grip part 505.The region, front and back that fixture 503 is fitted to heart yearn pressure contact portion 523 is coated with in the combination LA terminal 517 of heat-shrinkable tube 521, makes adhesive flow blocking portion 511 between the tip of a plurality of bunchy heart yearns 515 of electric wire 513 and the electrical contacts 519 of combination LA terminal 517.
In fixture 503, pipe splenium 509 is pressed the heat-shrinkable tube 521 of the tip that covers heart yearn 515, thereby prevent milk flow (milk-off) (adhesive of melting is as lubricant, thereby the phenomenon that heat-shrinkable tube 521 is moved) or retract (phenomenon that the length of heat-shrinkable tube 521 is dwindled).As a result, the adhesive of melting arrives adhesive flow blocking portion 511, and does not break down.
Reference listing
Patent documentation
Patent documentation 1: Japanese patent application No.JP-A-2005-135858
Summary of the invention
Technical problem
Yet in existing fixture 503, the periphery of tubular heat-shrinkable tube 521 is pressed in the platelet-like pipe press section 509 with L sigmoid.Therefore, can not increase the anchoring strength of heat-shrinkable tube 521, and the adhesive that may be extruded during shrinking of heat-shrinkable tube 521 to pusher and with 511 collisions of adhesive flow blocking portion, thereby depart from pipe press section 509.If when heat-shrinkable tube 521 departs from this press section, adhesive may flow to undesirable region, thereby the reliability of water sealing structure is worsened.Because gap 525 is formed between heat-shrinkable tube 521 and adhesive flow blocking portion 511, so produced the problem that adhesive external flux increases.
In view of this situation has been made the present invention, and the invention is intended to provide and make it possible in the situation that adhesive does not occur leaking reliable stationary heat collapsible tube and utilize adhesive to fill heat-shrinkable tube near electrical contacts until the heat-shrinkable tube installation method of its openend, heat-shrinkable tube sectional fixture and band terminal wires.
The scheme of dealing with problems
To achieve these goals, according to heat-shrinkable tube installation method of the present invention and heat-shrinkable tube sectional fixture, be characterised in that (1) is below to (7).
(1) a heat-shrinkable tube installation method, comprising:
Terminal with terminal wires is fitted to the step of the terminal embeded slot of the lower frame being arranged on base station;
Utilize the heart yearn pressure contact portion of the coated described terminal of drawing from described lower frame of heat-shrinkable tube that wherein accommodates adhesive and make a pipe end produce with the dike wall of described lower frame the step contacting;
The upper ledge that joins in a rotatable manner described lower frame by utilizing to covers described terminal embeded slot and restricts the step that described terminal moves up in the side of a plane perpendicular to described terminal;
The moment that covers described terminal embeded slot at described upper ledge simultaneously, is clamped in the pipe fixed claw that is arranged on projectedly on described upper ledge and the step between described terminal by a part for the perisporium of described heat-shrinkable tube; And
The clamp lever being arranged in a rotatable manner on described base station is turned to the step that this clamp lever clamps the clip position of described lower frame and described upper ledge.
According to the heat-shrinkable tube installation method with the structure of describing in conjunction with (1), be fitted to heat-shrinkable tube that the heart yearn pressure contact portion of terminal of the terminal embeded slot of lower frame enters in it and contact with a pipe end generation of the dike wall of lower frame.Opening part at a pipe end forms space, and this space will be filled by adhesive and be sealed by dike wall.In this state, rotate upper ledge, so terminal is clamped between lower frame and upper ledge regularly.When fixed terminal, be arranged at a part for the perisporium of the pipe end of pipe fixed claw compression on upper ledge.Thereby a part for perisporium is clamped between terminal and pipe fixed claw.Fix a pipe end very close dike wall, and the gap that does not exist adhesive to flow out.
(2) a heat-shrinkable tube sectional fixture, comprising:
Lower frame, this lower frame is arranged on base station, and has for restricting with the terminal of terminal wires at the mobile terminal embeded slot of plane;
Dike wall, this dike wall is formed on described lower frame, and the pipe end that the heart yearn pressure contact portion of the described terminal in heat-shrinkable tube is wrapped by produces and contacts with this dike wall;
Upper ledge, this upper ledge joins described lower frame in a rotatable manner to, and covers described terminal embeded slot, thereby restrict described terminal, in the side vertical with a described plane of described terminal, moves up;
Pipe fixed claw, this pipe fixed claw is arranged on described upper ledge projectedly, and clamps a part for the perisporium of described heat-shrinkable tube together with described end; And
Clamp lever, this clamp lever is arranged on described base station in a rotatable manner, and this clamp lever turns to clip position, thereby clamps described lower frame and described upper ledge.
In having the heat-shrinkable tube sectional fixture of the structure of describing in conjunction with (2), terminal is arranged in the terminal embeded slot of lower frame.When being arranged in the heart yearn pressure contact portion of the terminal of terminal embeded slot and being covered by heat-shrinkable tube, a pipe end of heat-shrinkable tube produces and contacts with dike wall.In upper ledge rotation and terminal, be clamped in regularly while moment between lower frame and upper ledge, be arranged at projectedly a part for the perisporium of the pipe end of pipe fixed claw compression on upper ledge.A part for the perisporium of the pipe end of pipe fixed claw clamping between lower frame and upper ledge.Therefore, can clamp a pipe end, and not break down.In addition, utilize the opening of a pipe end of dike wall sealing, and utilize terminal and pipe fixed claw that a part for perisporium is fixed to base station.The adhesive of having eliminated like this between dike wall and a pipe end may be from the gap of its outflow.Thereby a pipe end can be located near the electrical contacts of terminal very much.
(3), according to the heat-shrinkable tube sectional fixture of above-mentioned (2), wherein, described pipe fixed claw is as the upwardly extending a plurality of parallel teeth of pressing in the axial vertical side with described heat-shrinkable tube.
In having the heat-shrinkable tube sectional fixture of the structure of describing in conjunction with (3), the pipe fixed claw of a part of pressing the perisporium of heat-shrinkable tube presents the shape of pressing tooth.Therefore, pipe fixed claw can utilize the large contact of contact producing than plane fixed claw to clamp a part for perisporium.Therefore, heat-shrinkable tube becomes and is difficult to depart from.
(4) according to the heat-shrinkable tube sectional fixture of above-mentioned (2) or (3), wherein, described base station has and the interim maintenance pawl of edge join that is arranged in the described terminal of described terminal embeded slot, thereby restrict described terminal, from described terminal embeded slot, rises.
In thering is the heat-shrinkable tube sectional fixture of the structure of describing in conjunction with (4), before the upper ledge rotating covers terminal embeded slot, terminal can be remained in terminal embeded slot temporarily.Contribute to the work of the necessary cladding core wire pressure contact portion of carrying out before rotating upper ledge.
(5) according to the heat-shrinkable tube sectional fixture of any one in above-mentioned (2) to (4), wherein, described base station is provided with the plate being inserted between a plurality of electric wires that are connected in described terminal, the gap of this plate for guaranteeing to be filled.
In thering is the heat-shrinkable tube sectional fixture of the work of describing in conjunction with (5), when to be connected to the electric wire of terminal be a plurality of, for guaranteeing that the plate in the gap that will be filled is inserted between electric wire, thereby prevent that a plurality of electric wires are stranded, and a plurality of electric wires that can be arranged in parallel.Thereby, can utilize adhesive to fill the gap between electric wire, thereby prevent from occurring the not gap of filling adhesive between electric wire.
(6) according to the heat-shrinkable tube sectional fixture of any one in above-mentioned (2) to (5), wherein, described terminal embeded slot is fitted to described terminal in the prone direction of described heart yearn pressure contact portion, and together with the terminal back side of described pipe fixed claw and opposition side as described heart yearn pressure contact portion, clamps a described part for described perisporium.
In thering is the heat-shrinkable tube sectional fixture of the structure of describing in conjunction with (6), be fitted to the terminal back side of terminal of terminal embeded slot towards upper, and heart yearn pressure contact portion faces down.In the heat-shrinkable tube of cladding core wire pressure contact portion, a part for upper perimeter wall is clamped between the terminal back side and pipe fixed claw, and the other parts of the perisporium except a perisporium surround and to be positioned at the heart yearn pressure contact portion of lower position, thereby forms sagging.Adhesive is assembled at the heart yearn pressure contact portion place that is positioned at lower position, thereby the heart yearn pressure contact portion in heat-shrinkable tube is filled by adhesive completely.
(7) band terminal wires comprises: terminal, and this terminal has heart yearn pressure contact portion; Electric wire, the heart yearn of this electric wire is crimped onto heart yearn pressure contact portion, heat-shrinkable tube, this heat-shrinkable tube covers heart yearn pressure contact portion; And adhesive, this adhesive is arranged in heat-shrinkable tube, and solidifies, thereby utilizes the opening of a pipe end of the sealing surface sealing terminals side vertical with the axle of heat-shrinkable tube.
In thering is the band terminal wires of the structure of describing in conjunction with (7), utilize the terminals side opening of the heat-shrinkable tube of the sealing surface vertical with axle heat-shrinkable tube sealing covering heart yearn pressure contact portion that form by the adhesive solidifying.Therefore, can utilize pipe end of adhesive closure of q.s until its openend.Thereby, can very near electrical contacts ground, place a pipe end of having filled adhesive.Can make the contraction in length of the terminal from electrical contacts to another pipe end corresponding to the amount that makes a pipe end near the distance of electrical contacts.
The beneficial effect of the invention
Heat-shrinkable tube installation method of the present invention and heat-shrinkable tube sectional fixture make it possible in the situation that adhesive does not occur leaking stationary heat collapsible tube reliably, therefore, make it possible to utilize the heat-shrinkable tube of the very close electrical contacts of adhesive filling until its openend.
In addition, can make the contraction in length with terminal wires of the present invention corresponding to the amount of the distance from terminal to another pipe end.
The present invention has so far briefly been described.By reference to accompanying drawing, read over the specific embodiment of the present invention being described below (being called " embodiment " below), it is clearer that details of the present invention will become.
Accompanying drawing explanation
Fig. 1 is the plane graph of the heat-shrinkable tube sectional fixture of embodiments of the invention;
Fig. 2 is the enlarged perspective of the pipe fixed claw shown in Fig. 1;
Fig. 3 is the plane graph with terminal wires of embodiments of the invention;
Fig. 4 is the figure that terminal is attached to the process of terminal embeded slot for illustrating;
Fig. 5 is the enlarged drawing of the major part of Fig. 4;
Fig. 6 A be for illustrate with in the middle of be coated with the heat-shrinkable tube of heart yearn pressure contact portion dike wall one end produce the figure contact, and Fig. 6 B is for the figure of the operation of clamp lever is described;
Fig. 7 is the enlarged perspective that the major part of utilizing the local clamping of pipe fixed claw perisporium is shown;
Fig. 8 A is inserted in the plane graph with terminal wires between a plurality of electric wires for guaranteeing to fill the plate in the gap of object, and Fig. 8 B is the enlarged drawing that is fixed near the heat-shrinkable tube electric wire contact site of terminal;
Fig. 9 A is the surperficial perspective view that the terminal in the part of the heart yearn pressure contact portion with terminal wires that utilizes heat-shrinkable tube waterproof is shown, and Fig. 9 B is the perspective view below that the terminal with terminal wires shown in Fig. 9 A is shown; And
Figure 10 is for the manufacture of the end view being equipped with the fixture of the existing water proof wire of terminal wires.
List of reference signs
11: heat-shrinkable tube sectional fixture
13: base station
15: lower frame
17: upper ledge
19: clamp lever
21: band terminal wires
23: terminal
25: heart yearn pressure contact portion
27: heat-shrinkable tube
29: hotmelt (adhesive)
41: electric wire
43: heart yearn
45: installed surface
49: terminal embeded slot
51: keep pawl temporarily
53: dike wall
55: one pipe ends
57: hinge
59: pipe fixed claw
61: a part for perisporium
63: wire is pressed tooth
67: the plate in the gap that assurance will be filled
75: the terminal back side (plane)
79: opening
81: axle
83: sealing surface
Embodiment
Embodiments of the invention are described below with reference to the accompanying drawings.
As shown in Figure 1, conventionally the heat-shrinkable tube sectional fixture 11 of this embodiment is divided into: base station 13, lower frame 15, upper ledge 17 and clamp lever 19.When making to be with terminal wires 21 waterproof, use heat-shrinkable tube sectional fixture 11 (referring to Fig. 3).The heat-shrinkable tube 27 of heart yearn pressure contact portion 25 that covers the terminal 23 of the end that is connected to electric wire 41 by use carries out waterproof.Hotmelt 29 as adhesive is arranged in heat-shrinkable tube 27.The band terminal wires 21 that is provided to heat-shrinkable tube sectional fixture 11 is input in unshowned heater together with heat-shrinkable tube sectional fixture 11.Heat-shrinkable tube on heater 27 shrinks, and heart yearn pressure contact portion 25 fills and be positioned at the melting heat melt adhesive 29 of heat-shrinkable tube 27, thereby makes to be with terminal wires 21 waterproof.
In an embodiment, the LA terminal that employing will be connected to the storage battery in the engine room that is placed on automobile etc. is described terminal 23 as an example.Yet as long as terminal has the heart yearn pressure contact portion 25 that need to carry out water-proofing treatment, terminal can be any terminal using in another kind application.
As shown in Figure 3, terminal 23 is by forming below: terminal board 31; Electrical contacts 35, this electrical contacts 35 are formed in the front of terminal board 31, and have patchhole 33; Heart yearn pressure contact portion 25, this heart yearn pressure contact portion 25 is formed in the rear end side of terminal board 31; And coating pressure contact portion 37 forms, this coating pressure contact portion 37 is formed in the rear end side of heart yearn pressure contact portion 25 and separates with heart yearn pressure contact portion 25.The heart yearn 43 of having removed insulation-coated 39 electric wire 41 is crimped onto heart yearn pressure contact portion 25.Electric wire 41 is crimped onto coating pressure contact portion 37 from the periphery of insulating sleeve 39.In this embodiment, two electric wires 41 are connected to terminal 23.
By heat-shrinkable tube sectional fixture 11 and equipment with being input to together with terminal wires 21 in the unshowned heater that is equipped with heating part.This heater is provided with for heat-shrinkable tube sectional fixture 11 being transported to the conveyer belt of heating part.Therefore, utilize conveyer belt with terminal wires 21, to be transported to the inside of heater by what be provided to heat-shrinkable tube sectional fixture 11.
As shown in Figure 1, the heat-shrinkable tube sectional fixture 11 of this embodiment has the long frame shape base station 13 on the installed surface 45 that will be installed to terminal setting platform.When the retaining hole of using when cooling together with heat-shrinkable tube sectional fixture 11 after heat treatment with terminal wires 21 forms in base station 13.
Lower frame 15 is arranged on the front end place of base station 13, and terminal embeded slot 49 is formed in the upper surface of lower frame 15.Terminal embeded slot 49 is rectangular shapes roughly the same with the profile of terminal 23 with terminal wires 21, and can restrict in the plane of terminal 23 mobile.
A part for the front perisporium of cutting edge embeded slot 49, to prevent and terminal board 31 interference that are positioned to terminal 23 that can be chimeric.The terminal 23 of this embodiment has terminal board 31 is become with respect to the asymmetric shape of axle 81 (referring to Fig. 9 A) of heat-shrinkable tube 27.Therefore, when being positioned to be fitted to terminal embeded slot 49, can so that the terminal back side 75 upwards towards and heart yearn pressure contact portion 25 downwards towards mode set terminal 23.Yet, when attempt by heart yearn pressure contact portion 25 be set as upwards towards time, terminal board 31 is interfered with the perisporium of terminal embeded slot 49.Therefore, prevented the misspecification of contingent terminal 23 when terminal 23 is arranged to chimeric terminal embeded slot 49.
On the interim terminal embeded slot 49 keeping on upper surface that pawl 51 is arranged on base station 13.As shown in Figures 4 and 5, keep pawl 51 that the front outer rim that is positioned to the terminal 23 of chimeric terminal embeded slot 49 is locked on terminal board 31, thereby restriction terminal 23 rise from terminal embeded slot 49 temporarily.The interim maintenance pawl 51 of locating like this makes to cover terminal embeded slot 49 can keep terminal 23 after upper ledge 17 has turned to covering terminal embeded slot 49 temporarily.Thereby, contribute to heart yearn pressure contact portion 25 to be coated on to the coated work in heat-shrinkable tube 27 before rotating upper ledge 17.
Dike wall 53 is formed on the front-end edge of lower frame 15.A pipe end 55 (referring to Fig. 4) of the heat-shrinkable tube 27 of the coated electric wire 41 with terminal wires 21 contacts with dike wall 53.Upper ledge 17 joins a lateral margin of lower frame 15 in a rotatable manner to via hinge 57.Upper ledge 17 covers terminal embeded slot 49, thereby restriction terminal 23 moves up in the side at the terminal back side 75 of a plane perpendicular to as terminal 23.
The front-end edge of upper ledge 17 is provided with the pipe fixed claw 59 protruding upward in the side that is parallel to electric wire 41.Pipe fixed claw 59 clamps a part 61 (referring to Fig. 4) for the perisporium of heat-shrinkable tube 27 together with being clipped in regularly the terminal 23 between lower frame 15 and upper ledge 17.As shown in Figure 2, pipe fixed claw 59 has upwardly extending a plurality of parallel wire in the axial side perpendicular to heat-shrinkable tube 27 and presses tooth 63.Owing to pressing the pipe fixed claw 59 of a part 61 of the perisporium of heat-shrinkable tube 27, there is wire and press tooth 63, so pipe fixed claw 59 can utilize a part 61 of pressing the contact force clamping perisporium that contact force that tooth produces is large than plane, thereby makes heat-shrinkable tube 27 more be difficult to depart from.
The clamp lever 19 that turns to the clamped position of clamp lever 19 clamping lower frames 15 and upper ledge 17 is arranged in a side of base station 13 in a rotatable manner.Pair of parallel holding piece 65 (referring to Fig. 4) is formed in clamp lever 19, and a pair of compressing member 65 regularly holding sheet be stacked in the swingable distolateral of upper ledge 17 on lower frame 15.
For guaranteeing to fill the gap of object and being inserted in the base station 13 that plate 67 among a plurality of electric wires 41 (being two in this embodiment) is removably disposed in this embodiment.Plate 67 is arranged in the front of cramp bar 69.The base end side of cramp bar 69 is provided with fixed part 71, and when base station 13 is clipped between fixed part 71 and cramp bar 69, is fixedly secured fixed part 71.For locating a plurality of location notchs 73 of fixed part 71, be formed at base station 13.Certainly, in the time will being connected to the electric wire 41 of terminal 23 and being one, unload lower plate 67.
As described in conjunction with this embodiment, when 2 electric wires 41 are set, plate 67 is clipped between electric wire 41, as shown in Figure 8 A.Therefore, plate 67 prevents that 2 electric wires 41 are stranded, thereby makes it possible to be arranged in parallel these two electric wires 41.Thereby the space that can utilize hotmelt 29 to fill between electric wire 41, and do not break down, thereby prevent from producing the space of not filling hotmelt 29 between electric wire 41.
In the heat-shrinkable tube sectional fixture 11 of this embodiment, the terminal board 31 of terminal 23 is arranged to be fitted to terminal embeded slot 49 (referring to Fig. 4) in the prone direction of heart yearn pressure contact portion 25.The terminal back side 75 that is placed on the terminal 23 in terminal embeded slot 49 faces up, and heart yearn pressure contact portion 25 faces down simultaneously.
As shown in Figure 7, a part 61 for the upper perimeter wall of the heat-shrinkable tube 27 of cladding core wire pressure contact portion 25 is clamped between the terminal back side 75 (referring to Fig. 8 B) and pipe fixed claw 59 of terminal board 31.Perisporium except part 61 remainder surround lower heart yearn pressure contact portion 25, thereby form sagging.Therefore, the hotmelt 29 of melting is assembled towards the heart yearn pressure contact portion 25 that is positioned at lower position.Thereby the heart yearn pressure contact portion 25 in heat-shrinkable tube 27 is filled by hotmelt 29 completely.
The operation of the heat-shrinkable tube sectional fixture 11 with above-mentioned structure is described now.
In heat-shrinkable tube sectional fixture 11, the mode below interim maintenance pawl 51 of entering into the front end lateral margin of terminal board 31 at the terminal back side 75 make the terminal back side 75 upwards towards in, terminal board 31 is fitted in the terminal embeded slot 49 of lower frame 15.Utilize coated electric wire 41 and the heart yearn pressure contact portion 25 of drawing from being fitted to the terminal 23 of terminal embeded slot 49 of heat-shrinkable tube 27.In heat-shrinkable tube 27, a pipe end 55 produces and contacts (referring to Fig. 4) with the dike wall 53 of lower frame 15.
In this state, at terminal 23, become while being clamped in regularly between lower frame 15 and upper ledge 17, rotate upper ledge 17.Meanwhile, be arranged at projectedly the part 61 that the pipe fixed claw 59 on upper ledge 17 is pressed the perisporium of a pipe end 55.Because the part 61 of a pipe end 55 is clamped between the terminal board 31 and pipe fixed claw 59 being held between lower frame 15 and upper ledge 17, therefore, can reliably clamp a pipe end 55.The opening 79 of a pipe end 55 (referring to Fig. 9 A) is sealed by dike wall 53, and utilizes terminal 23 and pipe fixed claw 59 that part 61 is fastened to base station 13.Having eliminated like this hotmelt 29 may be from the dike wall 53 of its outflow and the gap between a pipe end 55.Thereby, can very near the electrical contacts 35 of terminal 23, place a pipe end 55.
The heat-shrinkable tube installation method of this embodiment is described now.
For by using above-described heat-shrinkable tube sectional fixture 11 that heat-shrinkable tube 27 is installed to band terminal wires 21, first, the terminal with terminal wires 21 23 is fitted to the terminal embeded slot 49 of the lower frame 15 being arranged on base station 13, as shown in Figure 4.
Now, as shown in Figure 5, keep pawl 51 to engage with the front end lateral margin of terminal board 31 temporarily, therefore, prevent that the terminal 23 that is assembled to terminal embeded slot 49 from rising from terminal embeded slot 49.Before the upper ledge 17 rotating covers terminal embeded slot 49, terminal 23 can be remained in terminal embeded slot 49 temporarily.Therefore,, before rotating upper ledge 17, contribute to heart yearn pressure contact portion 25 to be coated on to the coated work in heat-shrinkable tube 27.
Then, as shown in Figure 6A, utilize the coated heart yearn pressure contact portion 25 of drawing from lower frame 15 of heat-shrinkable tube 27 that wherein accommodates hotmelt 29, and make a pipe end 55 produce and contact (referring to Fig. 4) with the dike wall 53 of lower frame 15.As the result of utilizing dike wall 53 sealing openings 79, at a pipe end 55 places, form the space that will utilize hotmelt 29 to fill.
Subsequently, the upper ledge 17 that joins in a rotatable manner lower frame 15 via hinge 57 to covers terminal embeded slot 49, thus the movement (referring to Fig. 1) of restriction terminal 23 in the direction of installed surface 45 of setting platform perpendicular to terminal.As shown in Figure 7, when sealing terminal embeded slot 49, a part 61 for the perisporium of heat-shrinkable tube 27 is held and is clipped between the pipe fixed claw 59 and the terminal board 31 of terminal 23 being arranged at projectedly on upper ledge 17.
Then, as shown in Figure 6B, thereby will be placed in rotating clamp lever 18 on base station 13, turn to clip position, thus clamping lower frame 15 and upper ledge 17.In addition, plate 67 is inserted between two electric wires 41.
Thereby will keep the heat-shrinkable tube sectional fixture 11 of terminal 23 to be input in unshowned heater together with band terminal wires 21.As shown in Figure 8 A, utilize the heat-shrinkable tube 27 of heater heating radially on inward direction, shrinking, and filled by hotmelt 29, thus waterproof.Utilizing wire to press in the fixing heat-shrinkable tube of tooth 63 27, a pipe end 55 is fixed near electrical contacts 55, and crimping trace 77 is retained in the part 61 in the face of the perisporium at the terminal back side 75.
Therefore the band terminal wires 21 that, is equipped with heat-shrinkable tube 27 is by forming below: the terminal 23 (referring to Fig. 3) with heart yearn pressure contact portion 25; Heart yearn 43 (referring to Fig. 3) is crimped onto the electric wire 41 of heart yearn pressure contact portion 25; The heat-shrinkable tube 27 of coated electric wire 41 and covering heart yearn pressure contact portion 25; And the hotmelt 29 that has cured and be full of heat-shrinkable tube 27, thereby utilize the sealing surface vertical with the axis 81 of heat-shrinkable tube 27 83 to seal the opening 79 (referring to Fig. 9 A) of a pipe end 55.
As shown in Figure 9 A, in the band terminal wires 21 of constructing like this, utilize the sealing surface vertical with the axis 81 of the heat-shrinkable tube 27 being formed by heat of solidification melt adhesive 29 83 sealings to cover the terminals side opening 79 of the heat-shrinkable tube 27 of heart yearn pressure contact portions 25.Therefore, can utilize a pipe end 55 of hotmelt 29 sealings of q.s until its opening.Thereby, a pipe end 55 that is filled with hotmelt 29 can be placed near electrical contacts 35 very much.As shown in Figure 9 B, can make the length L (referring to Fig. 3) from the electrical contacts 35 of terminal 23 to all the other pipe ends 87 shorten corresponding to the amount that makes a pipe end 55 near the distance of electrical contacts 35.
Therefore, according to the heat-shrinkable tube installation method of this embodiment and heat-shrinkable tube sectional fixture 11, reliable stationary heat collapsible tube 27, and do not leak hotmelt 29.Can utilize the heat-shrinkable tube 27 of the very close electrical contacts 35 of hotmelt 29 fillings until its openend.
And, can shorten from the electrical contacts 35 of terminal 23 to the length with terminal wires 21 that remains this embodiment of pipe end 87.
Heat-shrinkable tube installation method of the present invention, heat-shrinkable tube sectional fixture and with terminal wires, be not limited to the description in conjunction with the embodiments done, and easily modification, modification etc.In addition, as long as can realize the present invention, material, geometry, size, position and the quantity of the composed component of in conjunction with the embodiments describing are unrestricted, and are arbitrarily.
The Japanese patent application No.2010-260810 that the application submitted to based on November 29th, 2011, the content of this patent application is incorporated to herein by reference.
Industrial applicibility
The present invention usefully provides a kind of and has made it possible in the situation that adhesive does not occur leaking reliable stationary heat collapsible tube and utilize heat-shrinkable tube that adhesive fills the most close electrical contacts until the heat-shrinkable tube installation method of its openend, heat-shrinkable tube sectional fixture and band terminal wires.
Claims (6)
1. a heat-shrinkable tube installation method, comprising:
Terminal with terminal wires is fitted to the step of the terminal embeded slot of the lower frame being arranged on base station;
Utilize the heart yearn pressure contact portion of the coated described terminal of drawing from described lower frame of heat-shrinkable tube that wherein accommodates adhesive and make a pipe end produce with the dike wall of described lower frame the step contacting;
The upper ledge that joins in a rotatable manner described lower frame by utilizing to covers described terminal embeded slot and restricts the step that described terminal moves up in the side of a plane perpendicular to described terminal;
The moment that covers described terminal embeded slot at described upper ledge simultaneously, is clamped in the pipe fixed claw that is arranged on projectedly on described upper ledge and the step between described terminal by a part for the perisporium of described heat-shrinkable tube; And
The clamp lever being arranged in a rotatable manner on described base station is turned to the step that this clamp lever clamps the clip position of described lower frame and described upper ledge.
2. a heat-shrinkable tube sectional fixture, comprising:
Lower frame, this lower frame is arranged on base station, and has for restricting with the terminal of terminal wires at the mobile terminal embeded slot of plane;
Dike wall, this dike wall is formed on described lower frame, and the pipe end that the heart yearn pressure contact portion of the described terminal in heat-shrinkable tube is wrapped by produces and contacts with this dike wall;
Upper ledge, this upper ledge joins described lower frame in a rotatable manner to, and covers described terminal embeded slot, thereby restrict described terminal, in the side vertical with a described plane of described terminal, moves up;
Pipe fixed claw, this pipe fixed claw is arranged on described upper ledge projectedly, and clamps a part for the perisporium of described heat-shrinkable tube together with described end; And
Clamp lever, this clamp lever is arranged on described base station in a rotatable manner, and this clamp lever turns to clip position, thereby clamps described lower frame and described upper ledge.
3. heat-shrinkable tube sectional fixture according to claim 2, wherein, described pipe fixed claw is as the upwardly extending a plurality of parallel teeth of pressing in the axial vertical side with described heat-shrinkable tube.
4. according to the heat-shrinkable tube sectional fixture described in claim 2 or 3, wherein, described base station has and the interim maintenance pawl of edge join that is arranged in the described terminal of described terminal embeded slot, thereby restrict described terminal, from described terminal embeded slot, rises.
5. according to the heat-shrinkable tube sectional fixture described in any one in claim 2 to 4, wherein, described base station is provided with the plate being inserted between a plurality of electric wires that are connected in described terminal, the gap of this plate for guaranteeing to be filled.
6. according to the heat-shrinkable tube sectional fixture described in any one in claim 2 to 5, wherein, described terminal embeded slot is fitted to described terminal in the prone direction of described heart yearn pressure contact portion, and together with the terminal back side of described pipe fixed claw and opposition side as described heart yearn pressure contact portion, clamps a described part for described perisporium.
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2011-260810 | 2011-11-29 | ||
| JP2011260810A JP5785066B2 (en) | 2011-11-29 | 2011-11-29 | Heat shrinkable tube assembly method and heat shrinkable tube assembly jig |
| PCT/JP2012/081578 WO2013081175A1 (en) | 2011-11-29 | 2012-11-29 | Heat shrinkable tube mount method and heat shrinkable tube mounting jig |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103959566A true CN103959566A (en) | 2014-07-30 |
| CN103959566B CN103959566B (en) | 2016-11-02 |
Family
ID=47501397
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201280058916.1A Active CN103959566B (en) | 2011-11-29 | 2012-11-29 | Heat-shrinkable tube installation method and heat-shrinkable tube install fixture |
Country Status (5)
| Country | Link |
|---|---|
| US (1) | US20140230996A1 (en) |
| EP (1) | EP2786448A1 (en) |
| JP (1) | JP5785066B2 (en) |
| CN (1) | CN103959566B (en) |
| WO (1) | WO2013081175A1 (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107534258A (en) * | 2015-05-11 | 2018-01-02 | 株式会社自动网络技术研究所 | Heat-shrinkable tube assembling fixture, the manufacture method of electric wire with heat-shrinkable tube and the electric wire with heat-shrinkable tube |
| CN111564706A (en) * | 2019-02-14 | 2020-08-21 | 住友电装株式会社 | Ground terminal and wire harness |
Families Citing this family (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2013109847A (en) * | 2011-11-17 | 2013-06-06 | Yazaki Corp | Core wire water cut-off structure and core wire water cut-off method |
| JP6277983B2 (en) * | 2015-03-20 | 2018-02-14 | 株式会社オートネットワーク技術研究所 | Manufacturing method of terminal fixing jig and electric wire with heat shrinkable tube |
| JP6287915B2 (en) * | 2015-03-23 | 2018-03-07 | 株式会社オートネットワーク技術研究所 | Heat shrinkable tube mounting jig and method of manufacturing electric wire with heat shrinkable tube |
| FR3085237B1 (en) * | 2018-08-21 | 2023-04-28 | Delphi Int Operations Luxembourg Sarl | METHOD FOR WIRING AN ELECTRICAL CONTACT, TOOL FOR IMPLEMENTING THIS METHOD AND ELECTRICAL CONTACT. |
| USD923447S1 (en) | 2019-05-06 | 2021-06-29 | Milwaukee Electric Tool Corporation | Chisel |
| USD922840S1 (en) | 2019-05-06 | 2021-06-22 | Milwaukee Electric Tool Corporation | Chisel |
| JP7222324B2 (en) | 2019-07-04 | 2023-02-15 | 住友電装株式会社 | Connection terminal and wire harness |
| JP7485584B2 (en) | 2020-11-02 | 2024-05-16 | 矢崎総業株式会社 | Heat shrink tube installation tool |
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| JP2000182688A (en) * | 1998-12-17 | 2000-06-30 | Yazaki Corp | Terminal metal fitting |
| CN1612414A (en) * | 2003-10-31 | 2005-05-04 | 泰科电子雷伊化学株式会社 | Waterproof type lead, method of manufacturing and jig for manufacturing it |
| JP2006261065A (en) * | 2005-03-18 | 2006-09-28 | Furukawa Electric Co Ltd:The | Grounding terminal holder and grounding terminal holding method |
| US20110070781A1 (en) * | 2009-09-24 | 2011-03-24 | Yazaki Corporation | Method of waterproofing crimping part |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| JP3319316B2 (en) * | 1997-01-21 | 2002-08-26 | 住友電装株式会社 | Centralized splice apparatus and centralized splice method for wire harness |
| JP2005268194A (en) * | 2004-03-19 | 2005-09-29 | Tachibana Denki Kk | Electrical part which seals wire connection, and its manufacturing method |
| US8747588B1 (en) * | 2010-09-08 | 2014-06-10 | Smead Manufacturing Company | Protected prong file fastener and method of making |
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2011
- 2011-11-29 JP JP2011260810A patent/JP5785066B2/en active Active
-
2012
- 2012-11-29 WO PCT/JP2012/081578 patent/WO2013081175A1/en active Application Filing
- 2012-11-29 EP EP12809867.0A patent/EP2786448A1/en not_active Withdrawn
- 2012-11-29 CN CN201280058916.1A patent/CN103959566B/en active Active
-
2014
- 2014-04-28 US US14/263,485 patent/US20140230996A1/en not_active Abandoned
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2000182688A (en) * | 1998-12-17 | 2000-06-30 | Yazaki Corp | Terminal metal fitting |
| CN1612414A (en) * | 2003-10-31 | 2005-05-04 | 泰科电子雷伊化学株式会社 | Waterproof type lead, method of manufacturing and jig for manufacturing it |
| JP2006261065A (en) * | 2005-03-18 | 2006-09-28 | Furukawa Electric Co Ltd:The | Grounding terminal holder and grounding terminal holding method |
| US20110070781A1 (en) * | 2009-09-24 | 2011-03-24 | Yazaki Corporation | Method of waterproofing crimping part |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107534258A (en) * | 2015-05-11 | 2018-01-02 | 株式会社自动网络技术研究所 | Heat-shrinkable tube assembling fixture, the manufacture method of electric wire with heat-shrinkable tube and the electric wire with heat-shrinkable tube |
| CN111564706A (en) * | 2019-02-14 | 2020-08-21 | 住友电装株式会社 | Ground terminal and wire harness |
| CN111564706B (en) * | 2019-02-14 | 2021-09-17 | 住友电装株式会社 | Ground terminal and wire harness |
Also Published As
| Publication number | Publication date |
|---|---|
| CN103959566B (en) | 2016-11-02 |
| US20140230996A1 (en) | 2014-08-21 |
| EP2786448A1 (en) | 2014-10-08 |
| JP5785066B2 (en) | 2015-09-24 |
| WO2013081175A1 (en) | 2013-06-06 |
| JP2013114936A (en) | 2013-06-10 |
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